The HP Smart Tank 581 Wireless All-in-One Printer (4A8D4A) is a refillable ink-tank multifunction printer designed for home, study, and everyday office printing. It combines printing, copying, and scanning in one compact device, with built-in 2.4GHz Wi-Fi and Wi-Fi Direct for convenient wireless printing from computers and mobile devices.
The printer uses HP Thermal Inkjet technology and delivers print speeds of up to 12 pages per minute in black and 5 pages per minute in color under ISO conditions. Print quality reaches up to 1200 × 1200 rendered dpi for black and up to 4800 × 1200 optimized dpi color when printing from a computer with 1200 input dpi.
The Smart Tank 581 uses a four-bottle refillable ink system, with one black bottle and three color bottles. HP specifies a 100-sheet input tray and 30-sheet output tray, supporting A4, B5, A6, Legal, DL envelopes, and custom media sizes. Borderless printing is supported up to 210 × 297 mm.
For scanning and copying, the printer features a flatbed CIS scanner with optical scanning resolution up to 1200 dpi and a maximum scan size of 216 × 297 mm. Copying supports up to 99 copies, with black and color copy speeds of up to 10 cpm and 2 cpm, respectively.
Wireless printing is supported through the HP app, Apple AirPrint, Mopria Print Service, HP Print Service Plugin for Android, and Wi-Fi Direct. The printer also includes a Hi-Speed USB 2.0 device connection.
Key Features
- Print, Copy, Scan functionality
- Refillable HP Smart Tank ink system
- Wireless 2.4GHz Wi-Fi
- Wi-Fi Direct
- Hi-Speed USB 2.0
- Print speed up to 12 ppm black / 5 ppm color
- Black print quality up to 1200 × 1200 rendered dpi
- Color print quality up to 4800 × 1200 optimized dpi
- Flatbed CIS scanner
- Up to 1200 dpi optical scan resolution
- Up to 99 copies
- 100-sheet input tray
- 30-sheet output tray
- Borderless printing up to A4
- HP app, Apple AirPrint, Mopria, and Android mobile-print support
- 1.2-inch icon LCD display
- 64MB integrated memory
- Recommended monthly volume: 400–800 pages
Specifications
| Specification | Details |
|---|---|
| Brand | HP |
| Model | Smart Tank 581 |
| Product Number | 4A8D4A |
| Product Type | Wireless All-in-One Ink Tank Printer |
| Functions | Print / Copy / Scan |
| Print Technology | HP Thermal Inkjet |
| Black Print Speed | Up to 12 ppm ISO |
| Color Print Speed | Up to 5 ppm ISO |
| Black Draft Speed | Up to 22 ppm |
| Color Draft Speed | Up to 16 ppm |
| Black Print Resolution | Up to 1200 × 1200 rendered dpi |
| Color Print Resolution | Up to 4800 × 1200 optimized dpi |
| Duplex Printing | Manual |
| Scanner Type | Flatbed CIS |
| Optical Scan Resolution | Up to 1200 dpi |
| Maximum Scan Size | 216 × 297 mm |
| Copy Speed Black | Up to 10 cpm |
| Copy Speed Color | Up to 2 cpm |
| Copy Resolution | Up to 600 dpi |
| Maximum Copies | 99 |
| Ink System | 4 refillable ink bottles |
| Ink Colors | Black / Cyan / Magenta / Yellow |
| Input Tray | Up to 100 sheets |
| Output Tray | Up to 30 sheets |
| Supported Media | Plain Paper, Matte/Glossy Brochure Paper, Photo Paper, Envelopes |
| Supported Sizes | A4 / B5 / A6 / DL Envelope / Legal |
| Borderless Printing | Yes, up to 210 × 297 mm |
| Standard Connectivity | Hi-Speed USB 2.0 / Wi-Fi 802.11b/g/n / Wi-Fi Direct |
| Wireless | 2.4GHz Wi-Fi |
| Mobile Printing | HP app / Apple AirPrint / Mopria / HP Print Service Plugin / Wi-Fi Direct |
| Display | 1.2-inch icon LCD |
| Processor Speed | 980 MHz |
| Memory | 64MB DDR1 |
| Dimensions | 434.66 × 361.53 × 157.26 mm |
| Maximum Dimensions | 434.66 × 580.65 × 259.37 mm |
| Weight | 5.03 kg |
| Color | Medium Basalt Body with Light Basalt Accent |
| Warranty | 1 year or 30,000 pages, whichever comes first |
Specifications are based on HP’s official Middle East documentation for product number 4A8D4A.
Compatibility
The HP Smart Tank 581 supports Windows 10 and Windows 11, as well as supported versions of macOS and Chrome OS. HP also supports printing from Android and iOS devices through the HP app and compatible mobile-printing services.
The printer can connect wirelessly through 2.4GHz Wi-Fi or Wi-Fi Direct, or directly to a computer through USB 2.0. Supported mobile-printing technologies include Apple AirPrint, Mopria Print Service, and HP Print Service Plugin for Android.



















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